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    Simple Statistics: Probability for Standard Normal Random Variable

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    6.3. Find the following probabilities for the standard normal random variable z: {see attachment}

    6.7. Find a Zo that has area .9505 to its left.
    Find a Zo that has area .05 to its left.

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    https://brainmass.com/statistics/probability/simple-statistics-probability-for-standard-normal-random-variable-36624

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    6.3 Find the following probabilities for the standard normal random variable z:

    a) P (-1.43 <Z<.68) = P (Z<.68)-P(Z<-1.43)
    Since P(Z<-1.43) = P(Z>1.43)=1- P(Z<1.43)
    Then P (-1.43 ...

    Solution Summary

    This solution is provided in approximately 129 words. It contains mainly equations for finding probabilities and Z scores.

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